A compound's empirical formula is CzHs. If the formula mass is 58 amu, what is the molecular formula?

Achef makes salad dressing by mixing oil, vinegar, and spices, as shown. which type of matter is the salad dressing?

Which characteristics can be used to differentiate star systems? check all that apply.

An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.